import java.util.InputMismatchException;
import java.util.Scanner;
public class 猜数字 {
    public static void main(String[] args) {
        System.out.println("欢迎来到猜数字");
        Scanner scan=new Scanner(System.in);

        while (true) {
            int answer = (int) (Math.random() * 100 + 1);
            int chances = 7;
            int guess;
            while (chances > 0) {
                System.out.println("请输入一个1-100之间的数字，含1和100,你还有几次:" + chances + "机会");
                try {
                    guess = scan.nextInt();
                } catch (InputMismatchException e) {
                    System.out.println("请输入数字");
                    scan.next(); //把回车给读取掉防止死循环
                    continue;
                }
                //4比较一次并给出反馈
                if (guess == -1) {
                    break;
                } else if (guess > answer) {
                    System.out.println("大了!");
                } else if (guess < answer) {
                    System.out.println("小了!");
                } else {
                    System.out.println("恭喜猜对啦");
                    break;
                }
                chances = chances - 1;
            }
            System.out.println("再玩一次吗？（y/n）");
            String again=scan.next();
            if(!again.equalsIgnoreCase("y")){
                break;
            }
        }

    }
}